Free Certification Preparation for Salesforce JavaScript Developer I Exam CRT-600 Exam Practice Test

Refer to HTML below: The current status of an Order: <span id =''status''> In Progress </span> .Which JavaScript statement changes the text 'In Progress' to 'Completed' ?

• document.getElementById(''status'').Value = 'Completed' ;
• document.getElementById(''#status'').innerHTML = 'Completed' ;
• document.getElementById(''status'').innerHTML = 'Completed' ;
• document.getElementById(''.status'').innerHTML = 'Completed' ;

A developer creates a simple webpage with an input field. When a user enters text in the input field and clicks the button, the actual value of the field must be displayed in the console.Here is the HTML file content:<input type ='' text'' value=''Hello'' name =''input''><button type =''button'' >Display </button> The developer wrote the javascript code below:Const button = document.querySelector('button');button.addEvenListener('click', () => (Const input = document.querySelector('input');console.log(input.getAttribute('value'));When the user clicks the button, the output is always ''Hello''.What needs to be done to make this code work as expected?

• Replace line 04 with console.log(input .value);
• Replace line 03 with const input = document.getElementByName('input');
• Replace line 02 with button.addCallback(''click'', function() {
• Replace line 02 with button.addEventListener(''onclick'', function() {

After user acceptance testing, the developer is asked to change the webpage background based on user's location. This change was implemented and deployed for testing.The tester reports that the background is not changing, however it works as required when viewing on the developer's computer.Which two actions will help determine accurate results?Choose 2 answers

• The developer should inspect their browser refresh settings.
• The tester should disable their browser cache.
• The developer should rework the code.
• The tester should dear their browser cache.

A developer wrote a fizzbuzz function that when passed in a number, returns thefollowing: 'Fizz' if the number is divisible by 3. 'Buzz' if the number is divisible by 5. 'Fizzbuzz' if the number is divisible by both 3 and 5. Empty string if the number is divisible by neither 3 or 5.Which two test cases will properly test scenarios for the fizzbuzz function?Choose 2 answers

• let res = fizzbuzz(5); console.assert ( res === ' ' );
• let res = fizzbuzz(15); console.assert ( res === ' fizzbuzz ' )
• let res = fizzbuzz(Infinity); console.assert ( res === ' ' )
• let res = fizzbuzz(3); console.assert ( res === ' buzz ' )

Which two console logs outputs NaN ?Choose 2 answers

• console.log(10/ Number('5'));
• console.log(parseInt('two'));
• console.log(10/ ''five);
• console.log(10/0);

Refer to the code below:01 let car1 = new promise((_, reject) =>02 setTimeout(reject, 2000, ''Car 1 crashed in''));03 let car2 = new Promise(resolve => setTimeout(resolve, 1500, ''Car 2completed''));04 let car3 = new Promise(resolve => setTimeout (resolve, 3000, ''Car 3Completed''));05 Promise.race([car1, car2, car3])06 .then(value => (07 let result = $(value) the race. `;08 ))09 .catch( arr => (10 console.log(''Race is cancelled.'', err);11 ));What is the value of result when Promise.race executes?

• Car 3 completed the race.
• Car 1 crashed in the race.
• Car 2 completed the race.
• Race is cancelled.

Refer to the following code that performs a basic mathematical operation on a providedinput:function calculate(num) {Return (num +10) / 3;}How should line 02 be written to ensure that x evaluates to 6 in the line below?Let x = calculate (8);

• Return Number((num +10) /3 );
• Return (Number (num +10 ) / 3;
• Return Integer(num +10) /3;
• Return Number(num + 10) / 3;

Given the code below:Function myFunction(){A =5;Var b =1;}myFunction();console.log(a);console.log(b);What is the expected output?

• Both lines 08 and 09 are executed, and the variables are outputted.
• Line 08 outputs the variable, but line 09 throws an error.
• Line 08 thrones an error, therefore line 09 is never executed.
• Both lines 08 and 09 are executed, but values outputted are undefined.

Which three statements are true about promises ?Choose 3 answers

• The executor of a new Promise runs automatically.
• A Promise has a .then() method.
• A fulfilled or rejected promise will not change states .
• A settled promise can become resolved.
• A pending promise can become fulfilled, settled, or rejected.

Which statement phrases successfully?

• JSON.parse ( ' foo ' );
• JSON.parse ( '' foo '' );
• JSON.parse( '' ' foo ' '' );
• JSON.parse(' '' foo '' ');